Naval architecture: a manual on laying-off iron, steel, and composite vessels (1898)
Watson, Thomas Henry · London; New York: Longmans, Green and co., [etc.] · leaf 211
Fig. 86. … IRON AND STEEL MASTS. 91 CHAPTER XI. How to Obtain the Form —Expansion —Doubling at Deck—Doubling at Heel— Mast Tube Expansion. IEON AND STEEL MASTS. Masts are, in the most of cases, tapered and raked aft, the rakevarying from \ to 2| inches. To Obtain the Form.—The diameter at the head is about…
Naval architecture -- Handbooks, manuals, etc · Naval architecture · Ships, Iron and steel
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